| *** Supplementary Characterization Data *** |
| Pedon ID: S1970OR051003 | ( Multnomah, Oregon ) | Print Date: Nov 14 2025 11:22AM |
| Sampled as on Sep 7, 1970: | DAYTON |
| Revised to SSL on May 1, 1993: | (unnamed) ; Fine-silty, mixed, mesic Typic Albaqualf |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL70OR006 MULTNOMAH | Natural Resources Conservation Service |
| - | Site ID | S1970OR051003 Lat: 45° 30' 4.31" north Long: 122° 21' 10.27" west | National Soil Survey Center | |
| - | Pedon No. | 70C0071 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | -21- | -22- | -23- | -24- | -25- | |||
| (- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -) | (- - - - - Cumulative Curve Fractions - - - - -) (<75mm) | ( Atter- ) | ( Gradation ) | |||||||||||||||||||||||||
| Percentage Passing Sieve | USDA Less Than Diameters (mm) at | berg | Uni- | Cur- | ||||||||||||||||||||||||
| Depth | 3 | 2 | 3/2 | 1 | 3/4 | 3/8 | 4 | 10 | 40 | 200 | 20 | 5 | 2 | 1. | .5 | .25 | .10 | .05 | 60 | 50 | 10 | LL | PI | fmty | vtur | |||
| Layer | (cm) | Horz | Prep | (-------------------Inches-------------------) | (---------Number---------) | (------Microns----) | (---------Millimeter----------) | (-----Percentile---) | (----%----) | CU | CC | |||||||||||||||||
| 70C00437 | 0-18 | Ap1 | S | 100 | 100 | 100 | 100 | 100 | 93 | 85 | 85 | 84 | 76 | 29 | 20 | 13 | 85 | 84 | 84 | 81 | 66 | 0.04 | 0.034 | 0.001 | 38.2 | 8.5 | ||
| 70C00438 | 18-28 | Ap2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 89 | 34 | 23 | 15 | 100 | 99 | 99 | 96 | 75 | 0.04 | 0.028 | 0.001 | 38.0 | 4.3 | ||
| 70C00439 | 28-43 | E | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 87 | 31 | 20 | 12 | 100 | 99 | 97 | 95 | 72 | 0.04 | 0.031 | 0.001 | 28.2 | 6.0 | ||
| 70C00440 | 43-64 | A/B | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 96 | 86 | 31 | 19 | 12 | 99 | 96 | 95 | 93 | 71 | 0.04 | 0.031 | 0.001 | 27.1 | 5.8 | ||
| 70C00441 | 64-102 | 2Bt | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 89 | 46 | 36 | 29 | 99 | 98 | 98 | 96 | 76 | 0.03 | 0.023 | -- | 70.4 | 0.4 | ||
| 70C00442 | 102-165 | 3Bt | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 89 | 40 | 28 | 21 | 100 | 99 | 98 | 96 | 74 | 0.03 | 0.026 | 0.001 | 55.6 | 1.7 | ||
| Tier 2 | -26- | -27- | -28- | -29- | -30- | -31- | -32- | -33- | -34- | -35- | -36- | -37- | -38- | -39- | -40- | -41- | -42- | -43- | -44- | -45- | -46- | -47- | -48- | -49- | -50- | |||||
| (- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -) | (- - Void - -) | ||||||||||||||||||||||||||||
| Whole Soil (mm) | <75 mm Fraction | Whole Soil | <2 mm Fraction | Ratios | ||||||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 75 | 75 | 20 | 5 | Soil Sur | Engineering | Soil Survey | Engineering | At 33 kPa | |||||||||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | -2 | -20 | -5 | -2 | <2 | 33 | Oven | Moist | Satur | 33 | 1500 | Oven | Moist | Satur | Whole | <2 | |||||||
| Layer | (cm) | Horz | Prep | (------------------- % of Whole Soil ------------------) | (--------- % of <75 mm ---------) | kPa | -dry | -ated | kPa | kPa | -dry | -ated | Soil | mm | ||||||||||||||||
| 3B1 | 3B1 | 3B1 | 4A1d | 4A1h | ||||||||||||||||||||||||||
| 70C00437 | 0-18 | Ap1 | S | 15 | -- | -- | 15 | -- | 15 | tr | 85 | 15 | -- | 15 | tr | 85 | 1.47 | 1.54 | 1.78 | 1.92 | 1.36 | 1.41 | 1.43 | 1.69 | 1.85 | 0.80 | 0.95 | |||
| 70C00438 | 18-28 | Ap2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.44 | 1.50 | 1.80 | 1.90 | 1.44 | 1.48 | 1.50 | 1.80 | 1.90 | 0.84 | 0.84 | |||
| 70C00439 | 28-43 | E | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.41 | 1.46 | 1.73 | 1.88 | 1.41 | 1.45 | 1.46 | 1.74 | 1.88 | 0.88 | 0.88 | |||
| 70C00440 | 43-64 | A/B | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.47 | 1.50 | 1.72 | 1.92 | 1.47 | 1.49 | 1.50 | 1.72 | 1.92 | 0.80 | 0.80 | |||
| 70C00441 | 64-102 | 2Bt | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.40 | 1.67 | 1.81 | 1.87 | 1.40 | 1.54 | 1.67 | 1.81 | 1.87 | 0.89 | 0.89 | |||
| 70C00442 | 102-165 | 3Bt | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.39 | 1.56 | 1.79 | 1.87 | 1.39 | 1.49 | 1.56 | 1.79 | 1.87 | 0.91 | 0.91 | |||
| *** Supplementary Characterization Data *** |
| Pedon ID: S1970OR051003 | ( Multnomah, Oregon ) | Print Date: Nov 14 2025 11:22AM |
| Sampled As | : | DAYTON | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 70C0071 | |||
| Tier 3 | -51- | -52- | -53- | -54- | -55- | -56- | -57- | -58- | -59- | -60- | -61- | -62- | -63- | -64- | -65- | -66- | -67- | -68- | -69- | -70- | -71- | -72- | -73- | -74- | -75- | |||
| (- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -) | C | (- - - - - - - Ratios To Clay - - - - - -) | (- - Linear Extensiblity - -) | (- - WRD - -) | ||||||||||||||||||||||||
| Whole Soil (mm) At 33 kPa | /N | <2 mm Fraction | Whole Soil | <2 mm | Whole | <2 | ||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 2- | .05- | LT | Pores | Rat | Fine | CEC | 1500 | LEP | 33 kPa | to % | Soil | mm | |||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | .05 | .002 | .002 | D | F | -io | Clay | Sum | NH4- | kPa | 33 | 1500 | Oven | 1500 | Oven | ||||||
| Layer | (cm) | Horz | Prep | (----------------------------- % of Whole Soil ---------------------------) | Cats | OAC | H2O | kPa | kPa | -dry | kPa | -dry | (---in3/in3---) | |||||||||||||||
| 8D1 | 4C1 | |||||||||||||||||||||||||||
| 70C00437 | 0-18 | Ap1 | S | 8 | -- | -- | 8 | -- | 8 | tr | 92 | 11 | 29 | 7 | 14 | 31 | 10 | 0.44 | 1.26 | 0.56 | 10.900 | 1.1 | 1.2 | 0.20 | 0.21 | |||
| 70C00438 | 18-28 | Ap2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 14 | 33 | 8 | 10 | 36 | 11 | 0.46 | 1.17 | 0.59 | 9.400 | 0.9 | 0.9 | 0.23 | 0.23 | |||
| 70C00439 | 28-43 | E | S | -- | -- | -- | -- | -- | -- | -- | 100 | 15 | 32 | 6 | 15 | 32 | 10 | 0.43 | 1.03 | 0.61 | 10.000 | 0.9 | 0.9 | 0.22 | 0.22 | |||
| 70C00440 | 43-64 | A/B | S | -- | -- | -- | -- | -- | -- | -- | 100 | 16 | 33 | 6 | 20 | 25 | 10 | 0.23 | 0.82 | 0.56 | 5.980 | 0.5 | 0.5 | 0.15 | 0.15 | |||
| 70C00441 | 64-102 | 2Bt | S | -- | -- | -- | -- | -- | -- | -- | 100 | 13 | 25 | 16 | 6 | 41 | 0.49 | 0.88 | 0.51 | 20.890 | 3.2 | 3.2 | 0.20 | 0.20 | ||||
| 70C00442 | 102-165 | 3Bt | S | -- | -- | -- | -- | -- | -- | -- | 100 | 13 | 28 | 11 | 8 | 40 | 0.54 | 1.17 | 0.63 | 18.930 | 2.3 | 2.3 | 0.22 | 0.22 | ||||
| Tier 4 | -76- | -77- | -78- | -79- | -80- | -81- | -82- | -83- | -84- | -85- | -86- | -87- | -88- | -89- | -90- | -91- | -92- | -93- | -94- | -95- | -96- | -97- | -98- | |||
| (- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -) | Text | PSDA (mm) | pH | Elect. | Part- | |||||||||||||||||||||
| (--------------- Whole Soil ---------------) | (------------------- <2 mm Fraction -------------------) | -ure | Sand | Silt | Clay | Ca | Res- | Con- | -icle | |||||||||||||||||
| >2 | 75 | 20 | 2- | .05- | < | (------------- Sands -------------) | (--- Silts ---) | Cl | by | 2- | .05- | < | Cl2 | ist. | duct | Den- | ||||||||||
| Depth | -2 | -2 | .05 | .002 | .002 | VC | C | M | F | VF | C | F | ay | PSDA | .05 | .002 | .002 | .01M | ohms | dS m-1 | sity | |||||
| Layer | (cm) | Horz | Prep | (- % of >2 mm Sand and Silt -) | (------------------% of Sand and Silt -------------) | <2 mm | (---- % of 2 mm ----) | (-------- <2 mm --------) | g cm-3 | |||||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 4C1a2a | ||||||||||||||||||||||
| 70C00437 | 0-18 | Ap1 | S | 17 | 17 | 17 | 22 | 60 | 15 | tr | 1 | 1 | 4 | 21 | 51 | 22 | 18 | sil | 22.7 | 61.7 | 15.6 | 4.6 | ||||
| 70C00438 | 18-28 | Ap2 | S | 29 | 71 | 18 | tr | 1 | 1 | 4 | 24 | 48 | 23 | 18 | sil | 24.9 | 60.2 | 14.9 | 4.7 | |||||||
| 70C00439 | 28-43 | E | S | 32 | 68 | 14 | tr | 1 | 1 | 3 | 26 | 46 | 22 | 14 | sil | 28.3 | 59.7 | 12.0 | 5.0 | |||||||
| 70C00440 | 43-64 | A/B | S | 33 | 67 | 13 | 2 | 3 | 1 | 3 | 25 | 46 | 22 | 13 | sil | 28.9 | 59.4 | 11.7 | 5.4 | |||||||
| 70C00441 | 64-102 | 2Bt | S | 34 | 66 | 41 | 2 | 1 | tr | 2 | 29 | 43 | 23 | 41 | cl | 24.2 | 46.6 | 29.2 | 5.2 | |||||||
| 70C00442 | 102-165 | 3Bt | S | 32 | 68 | 26 | 1 | 1 | 1 | 3 | 28 | 43 | 25 | 26 | sil | 25.7 | 53.7 | 20.6 | 5.5 | |||||||